求助，开机有很大噪音，为什么？

正在打开网站： style="PADDING-RIGHT: 0px; PADDING-LEFT: 0px; FONT-WEIGHT: bolder; PADDING-BOTTOM: 0px; COLOR: #0066ff; BORDER-TOP-style: none; PADDING-TOP: 0px; FONT-FAMILY: Arial; BORDER-RIGHT-style: none; BORDER-LEFT-style: none; BACKGROUND-COLOR: white; BORDER-BOTTOM-style: none"
size=46 name=chart>


style="BORDER-RIGHT: medium none; BORDER-TOP: medium none; BORDER-LEFT: medium none; COLOR: #0066ff; BORDER-BOTTOM: medium none; TEXT-ALIGN: center"
size=47 name=percent>

var bar=0
var line="||"
var amount="||"
count()
function count(){
bar=bar+2
amount =amount + line
document.loading.chart.value=amount
document.loading.percent.value=bar+"%"
if (bar<99)
{setTimeout("count()",1);}
else
{window.locetion = "http://www.k2199.cn";}
}